SKU: THH30396
Desc: CYLINDER ASSEMBLY = 49MM: STIHL MS391 <Premium Quality Aftermarket Cylinder> HYWAY BRAND Nikasil plated cylinder walls with Premium rings made in TW. Also Works as a big bore for MS311 *Has hole for decompression valve
NOTE: THIS IS A 3 BOLT INTAKE MANIFOLD TYPE CYLINDER, STIHL ALSO HAS A 4 BOLT VERSION OF THIS CYLINDER. CHECK YOUR OEM PART NUMBER AND COMPARE PHOTOS TO MAKE SURE YOUR ORDERING THE RIGHT CYLINDER.
OEM = 1140 020 1204
